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Digital Electronics

Digital Electronics
The minimum decimal equivalent of the number 11C is

 268
 183
 194
 269

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Digital Electronics
An 8-square eliminates

 3 variables
 2 variables
 4 variables
 8 variables

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Digital Electronics
Which of the following is 1’s complement representation of -34?

 11011110
 11011101
 01011101
 10100010

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Digital Electronics
How many bits are required to store one BCD digit ?

 4
 3
 2
 1

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Digital Electronics
Dual slope ADC has R = 1 KΩ and C = 0.22 nanofarad has charging and discharge times for some voltage is 9 ns and 3 ns respectively. The reference Voltage is 2.2 V. What is the peak voltage reached by triangular wave during charging?

 30 mV.
 300 mV.
 90 mV.
 900 mV.

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Digital Electronics
If J = K (J and K are shorted) in a JK flip-flop, what circuit is made

 Shorted JK flip-flop
 T flip-flop
 K flip-flop
 SR flip-flop

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